From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Reisner Subject: [PATCH 8/8] uvesafb/connector: Disallow unpliviged users to send netlink packets Date: Fri, 2 Oct 2009 14:40:11 +0200 Message-ID: <1254487211-11810-9-git-send-email-philipp.reisner@linbit.com> References: <1254487211-11810-1-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-2-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-3-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-4-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-5-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-6-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-7-git-send-email-philipp.reisner@linbit.com> <1254487211-11810-8-git-send-email-philipp.reisner@linbit.com> Cc: dm-devel@redhat.com, Evgeniy Polyakov , linux-fbdev-devel@lists.sourceforge.net, Philipp Reisner To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Andrew Morton , "David S. Miller" , Greg KH Return-path: Received: from mail09.linbit.com ([212.69.161.110]:53870 "EHLO mail09.linbit.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757070AbZJBMkT (ORCPT ); Fri, 2 Oct 2009 08:40:19 -0400 In-Reply-To: <1254487211-11810-8-git-send-email-philipp.reisner@linbit.com> Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Philipp Reisner --- drivers/video/uvesafb.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index aa7cd95..e35232a 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -72,6 +72,9 @@ static void uvesafb_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *ns struct uvesafb_task *utask; struct uvesafb_ktask *task; + if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) + return; + if (msg->seq >= UVESAFB_TASKS_MAX) return; -- 1.6.0.4